8508228 has 48 divisors (see below), whose sum is σ = 21228480. Its totient is φ = 2642944.

The previous prime is 8508217. The next prime is 8508251. The reversal of 8508228 is 8228058.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36400 + ... + 36632.

It is an arithmetic number, because the mean of its divisors is an integer number (442260).

Almost surely, 2^8508228 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8508228, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10614240).

8508228 is an abundant number, since it is smaller than the sum of its proper divisors (12720252).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8508228 is a wasteful number, since it uses less digits than its factorization.

8508228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 436 (or 434 counting only the distinct ones).

The product of its (nonzero) digits is 10240, while the sum is 33.

The square root of 8508228 is about 2916.8866964625. The cubic root of 8508228 is about 204.1485845618.

The spelling of 8508228 in words is "eight million, five hundred eight thousand, two hundred twenty-eight".